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/* $NetBSD: undefined.h,v 1.4 2001/12/20 01:20:23 thorpej Exp $ */
/*-
* SPDX-License-Identifier: BSD-4-Clause
*
* Copyright (c) 1995-1996 Mark Brinicombe.
* Copyright (c) 1995 Brini.
* All rights reserved.
*
* This code is derived from software written for Brini by Mark Brinicombe
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Brini.
* 4. The name of the company nor the name of the author may be used to
* endorse or promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY BRINI ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL BRINI OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* RiscBSD kernel project
*
* undefined.h
*
* Undefined instruction types, symbols and prototypes
*
* Created : 08/02/95
*
* $FreeBSD$
*/
#ifndef _MACHINE_UNDEFINED_H_
#define _MACHINE_UNDEFINED_H_
#ifdef _KERNEL
#include <sys/queue.h>
struct trapframe;
typedef int (*undef_handler_t) (unsigned int, unsigned int, struct trapframe *, int);
#define FP_COPROC 1
#define FP_COPROC2 2
#define MAX_COPROCS 16
/* Prototypes for undefined.c */
void *install_coproc_handler (int, undef_handler_t);
void remove_coproc_handler (void *);
void undefined_init (void);
/*
* XXX Stuff below here is for use before malloc() is available. Most code
* shouldn't use it.
*/
struct undefined_handler {
LIST_ENTRY(undefined_handler) uh_link;
undef_handler_t uh_handler;
};
/*
* Handlers installed using install_coproc_handler_static shouldn't be
* removed.
*/
void install_coproc_handler_static (int, struct undefined_handler *);
/* Calls up to undefined.c from trap handlers */
void undefinedinstruction(struct trapframe *);
#endif
/* End of undefined.h */
#endif /* _MACHINE_UNDEFINED_H_ */
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